Spring bolt



Patented July 31, 19278.

UNITED STATES gPari-:Nr ermee.

JAMES C. GRIFFIN, OF ERIE, PENNSYLVANIA, ASSIGNOR T GRIFFIN MANUFACTUR- ING COMPANY, OF ERIE, PENNSYLVANIA, A CORPORATION OF PENNSYLVANIA.

SPRING BOLT.

Application filed December 13, 1926.

This .invention is designed to make an Features and details of the invention will appear from the specification and claims. The invention is illustrated in the accompanying drawings as follows Fig. 1 shows a side elevation of the bolt in plaee With the bevel arranged toward the door.

Fig. 2 a similar view With the bevel reversed.

Fig. 3 a front elevation of the bolt. Fig. 1 an end elevation of the bolt. 1 marks the door, 2 a door jamb and 3 a door casing.

The boltis formed of strap metal having a base portion 4 on which there is an upturned end 5 and a'return bend 6. The upturned end 5 has a perforation 7 forming a bolt guide.

A bolt head 8 extends through the perforation 7 and has a shank or extension 9 which extends through a perforation 10 in a rear end 114 which is up-turned from the base l1.

A spring 12 is arranged around the shank 9 and seated against the head and the rear end. Stops 13 are struck up .from the bottom and are in the path of the head so as to limit the rearward movemento't the bolt. A chain hook 1.4L is secured to the end of the shank 9 and notl only affords a means for operating the bolt but also a stop operating on the rear end for holding the bolt in place.

In Fig. 1 the bolt is arranged en the outside of the door and a latch plate 15 is adapted to receive the bolt, the bevel being faced to engage and retract the bolt as the door is closed.

Serial No. 154,454.

l In Fig. 2 the head 8 is reversed and the efficient but very inexpensive spring bolt. latch plate 16 is arranged at the inside of the door.

lVhat I elaim as new is 1. In a spring bolt, the combination of a backing plate having an upturned end perfo- Y rated to receive the bolt and a return bend on the upturned end; a bolt in the perforation in theupturned end, said bolt being rever-sible, having a beveled end slidable on the return bend xvitlrthe bolt in one reversed y position; and a spring operating the bolt.

2. In a kspring bolt, the combination of a backing platehaving an upturned end perforated to receive the boltvand a return bend on the upturned end; a bolt in the perforation in the upturned end, said bolt being reversible, having a beveled end slidable on the return bend with the bolt in one reversed position; a spring operating the bolt; and a stop for the plate.

bolt struck up in the backing myy hand.

JAMES o. GRIFFIN.' 

